Carta-patente expirada
#21.1
Patente extinta em 22/09/2015
12/01/2015
RPI 2343
Application data
Number
PI9509204Type
Filing
Publication
PCT
US1995011776 The letters patent expired on 12/01/2015: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 12/01/2015. We update with every new RPI gazette, published weekly.
Applicants
E. I. du Pont de Nemours and Company
US
I. S. (pessoa física)
US
Inventors
E. J. (pessoa física)
US
R. M. (pessoa física)
US
IPC Classification
Priority claims
US
08/314,744 · 09/29/1994
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/09/2015
12/01/2015
RPI 2343
#25.1
Transferido de: E.I. DuPont de Nemours and Company
05/30/2006
RPI 1847
#16.1
05/13/2003
RPI 1688
#9.1
04/09/2002
RPI 1631
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01/27/1998
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